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Date: Sun, 30 Aug 2009 01:50:29 -0700
From: Marcel Holtmann <marcel@...tmann.org>
To: "David S. Miller" <davem@...emloft.net>
Cc: netdev@...r.kernel.org
Subject: [PATCH 15/47] Bluetooth: Some coding style cleanup for Marvell core driver
The Marvell core Bluetooth driver has various weird casting and unneeded
braces in its code that makes it hard to read. Remove all of these to
make the code a little bit simpler.
Signed-off-by: Marcel Holtmann <marcel@...tmann.org>
---
drivers/bluetooth/btmrvl_main.c | 97 ++++++++++++++++++---------------------
1 files changed, 45 insertions(+), 52 deletions(-)
diff --git a/drivers/bluetooth/btmrvl_main.c b/drivers/bluetooth/btmrvl_main.c
index b4f4445..db4fdb1 100644
--- a/drivers/bluetooth/btmrvl_main.c
+++ b/drivers/bluetooth/btmrvl_main.c
@@ -48,19 +48,18 @@ EXPORT_SYMBOL_GPL(btmrvl_interrupt);
void btmrvl_check_evtpkt(struct btmrvl_private *priv, struct sk_buff *skb)
{
- struct hci_event_hdr *hdr = (struct hci_event_hdr *)skb->data;
+ struct hci_event_hdr *hdr = (void *) skb->data;
struct hci_ev_cmd_complete *ec;
u16 opcode, ocf;
BT_DBG("Enter");
if (hdr->evt == HCI_EV_CMD_COMPLETE) {
- ec = (struct hci_ev_cmd_complete *)(skb->data +
- HCI_EVENT_HDR_SIZE);
+ ec = (void *) (skb->data + HCI_EVENT_HDR_SIZE);
opcode = __le16_to_cpu(ec->opcode);
ocf = hci_opcode_ocf(opcode);
- if ((ocf == BT_CMD_MODULE_CFG_REQ) &&
- (priv->btmrvl_dev.sendcmdflag)) {
+ if (ocf == BT_CMD_MODULE_CFG_REQ &&
+ priv->btmrvl_dev.sendcmdflag) {
priv->btmrvl_dev.sendcmdflag = false;
priv->adapter->cmd_complete = true;
wake_up_interruptible(&priv->adapter->cmd_wait_q);
@@ -74,8 +73,8 @@ EXPORT_SYMBOL_GPL(btmrvl_check_evtpkt);
int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb)
{
struct btmrvl_adapter *adapter = priv->adapter;
- u8 ret = 0;
struct btmrvl_event *event;
+ u8 ret = 0;
BT_DBG("Enter");
@@ -103,7 +102,7 @@ int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb)
case BT_CMD_HOST_SLEEP_CONFIG:
if (!event->data[3])
BT_DBG("gpio=%x, gap=%x", event->data[1],
- event->data[2]);
+ event->data[2]);
else
BT_DBG("HSCFG command failed");
break;
@@ -121,12 +120,12 @@ int btmrvl_process_event(struct btmrvl_private *priv, struct sk_buff *skb)
break;
case BT_CMD_MODULE_CFG_REQ:
- if ((priv->btmrvl_dev.sendcmdflag) &&
- (event->data[1] == MODULE_BRINGUP_REQ)) {
+ if (priv->btmrvl_dev.sendcmdflag &&
+ event->data[1] == MODULE_BRINGUP_REQ) {
BT_DBG("EVENT:%s", (event->data[2]) ?
"Bring-up failed" : "Bring-up succeed");
- } else if ((priv->btmrvl_dev.sendcmdflag) &&
- (event->data[1] == MODULE_SHUTDOWN_REQ)) {
+ } else if (priv->btmrvl_dev.sendcmdflag &&
+ event->data[1] == MODULE_SHUTDOWN_REQ) {
BT_DBG("EVENT:%s", (event->data[2]) ?
"Shutdown failed" : "Shutdown succeed");
} else {
@@ -160,9 +159,9 @@ EXPORT_SYMBOL_GPL(btmrvl_process_event);
int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd)
{
- struct sk_buff *skb = NULL;
- u8 ret = 0;
+ struct sk_buff *skb;
struct btmrvl_cmd *cmd;
+ u8 ret = 0;
BT_DBG("Enter");
@@ -181,7 +180,7 @@ int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd)
bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
skb_put(skb, sizeof(*cmd));
- skb->dev = (void *)priv->btmrvl_dev.hcidev;
+ skb->dev = (void *) priv->btmrvl_dev.hcidev;
skb_queue_head(&priv->adapter->tx_queue, skb);
priv->btmrvl_dev.sendcmdflag = true;
@@ -192,13 +191,12 @@ int btmrvl_send_module_cfg_cmd(struct btmrvl_private *priv, int subcmd)
wake_up_interruptible(&priv->main_thread.wait_q);
- if (!wait_event_interruptible_timeout(
- priv->adapter->cmd_wait_q,
- priv->adapter->cmd_complete,
- msecs_to_jiffies(WAIT_UNTIL_CMD_RESP))) {
+ if (!wait_event_interruptible_timeout(priv->adapter->cmd_wait_q,
+ priv->adapter->cmd_complete,
+ msecs_to_jiffies(WAIT_UNTIL_CMD_RESP))) {
ret = -ETIMEDOUT;
BT_ERR("module_cfg_cmd(%x): timeout: %d",
- subcmd, priv->btmrvl_dev.sendcmdflag);
+ subcmd, priv->btmrvl_dev.sendcmdflag);
}
BT_DBG("module cfg Command done");
@@ -212,9 +210,9 @@ EXPORT_SYMBOL_GPL(btmrvl_send_module_cfg_cmd);
static int btmrvl_enable_hs(struct btmrvl_private *priv)
{
- struct sk_buff *skb = NULL;
- u8 ret = 0;
+ struct sk_buff *skb;
struct btmrvl_cmd *cmd;
+ u8 ret = 0;
BT_DBG("Enter");
@@ -232,22 +230,20 @@ static int btmrvl_enable_hs(struct btmrvl_private *priv)
bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
skb_put(skb, sizeof(*cmd));
- skb->dev = (void *)priv->btmrvl_dev.hcidev;
+ skb->dev = (void *) priv->btmrvl_dev.hcidev;
skb_queue_head(&priv->adapter->tx_queue, skb);
BT_DBG("Queue hs enable Command");
wake_up_interruptible(&priv->main_thread.wait_q);
- if (!wait_event_interruptible_timeout(
- priv->adapter->cmd_wait_q,
+ if (!wait_event_interruptible_timeout(priv->adapter->cmd_wait_q,
priv->adapter->hs_state,
msecs_to_jiffies(WAIT_UNTIL_HS_STATE_CHANGED))) {
ret = -ETIMEDOUT;
- BT_ERR("timeout: %d, %d,%d",
- priv->adapter->hs_state,
- priv->adapter->ps_state,
- priv->adapter->wakeup_tries);
+ BT_ERR("timeout: %d, %d,%d", priv->adapter->hs_state,
+ priv->adapter->ps_state,
+ priv->adapter->wakeup_tries);
}
exit:
@@ -259,8 +255,8 @@ exit:
int btmrvl_prepare_command(struct btmrvl_private *priv)
{
struct sk_buff *skb = NULL;
- u8 ret = 0;
struct btmrvl_cmd *cmd;
+ u8 ret = 0;
BT_DBG("Enter");
@@ -284,11 +280,11 @@ int btmrvl_prepare_command(struct btmrvl_private *priv)
bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
skb_put(skb, sizeof(*cmd));
- skb->dev = (void *)priv->btmrvl_dev.hcidev;
+ skb->dev = (void *) priv->btmrvl_dev.hcidev;
skb_queue_head(&priv->adapter->tx_queue, skb);
BT_DBG("Queue HSCFG Command, gpio=0x%x, gap=0x%x",
- cmd->data[0], cmd->data[1]);
+ cmd->data[0], cmd->data[1]);
}
if (priv->btmrvl_dev.pscmd) {
@@ -314,7 +310,7 @@ int btmrvl_prepare_command(struct btmrvl_private *priv)
bt_cb(skb)->pkt_type = MRVL_VENDOR_PKT;
skb_put(skb, sizeof(*cmd));
- skb->dev = (void *)priv->btmrvl_dev.hcidev;
+ skb->dev = (void *) priv->btmrvl_dev.hcidev;
skb_queue_head(&priv->adapter->tx_queue, skb);
BT_DBG("Queue PSMODE Command:%d", cmd->data[0]);
@@ -350,7 +346,7 @@ static int btmrvl_tx_pkt(struct btmrvl_private *priv, struct sk_buff *skb)
if (!skb->len || ((skb->len + BTM_HEADER_LEN) > BTM_UPLD_SIZE)) {
BT_ERR("Tx Error: Bad skb length %d : %d",
- skb->len, BTM_UPLD_SIZE);
+ skb->len, BTM_UPLD_SIZE);
BT_DBG("Leave");
return -EINVAL;
}
@@ -416,8 +412,8 @@ static void btmrvl_free_adapter(struct btmrvl_private *priv)
BT_DBG("Leave");
}
-static int
-btmrvl_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long arg)
+static int btmrvl_ioctl(struct hci_dev *hdev,
+ unsigned int cmd, unsigned long arg)
{
BT_DBG("Enter");
@@ -435,7 +431,7 @@ static void btmrvl_destruct(struct hci_dev *hdev)
static int btmrvl_send_frame(struct sk_buff *skb)
{
- struct hci_dev *hdev = (struct hci_dev *)skb->dev;
+ struct hci_dev *hdev = (struct hci_dev *) skb->dev;
struct btmrvl_private *priv = NULL;
BT_DBG("Enter: type=%d, len=%d", skb->pkt_type, skb->len);
@@ -446,11 +442,11 @@ static int btmrvl_send_frame(struct sk_buff *skb)
return -ENODEV;
}
- priv = (struct btmrvl_private *)hdev->driver_data;
+ priv = (struct btmrvl_private *) hdev->driver_data;
if (!test_bit(HCI_RUNNING, &hdev->flags)) {
BT_ERR("Failed testing HCI_RUNING, flags=%lx", hdev->flags);
print_hex_dump_bytes("data: ", DUMP_PREFIX_OFFSET,
- skb->data, skb->len);
+ skb->data, skb->len);
BT_DBG("Leave");
return -EBUSY;
}
@@ -480,8 +476,7 @@ static int btmrvl_send_frame(struct sk_buff *skb)
static int btmrvl_flush(struct hci_dev *hdev)
{
- struct btmrvl_private *priv =
- (struct btmrvl_private *) hdev->driver_data;
+ struct btmrvl_private *priv = hdev->driver_data;
BT_DBG("Enter");
@@ -494,8 +489,7 @@ static int btmrvl_flush(struct hci_dev *hdev)
static int btmrvl_close(struct hci_dev *hdev)
{
- struct btmrvl_private *priv =
- (struct btmrvl_private *) hdev->driver_data;
+ struct btmrvl_private *priv = hdev->driver_data;
BT_DBG("Enter");
@@ -547,9 +541,9 @@ static int btmrvl_service_main_thread(void *data)
set_current_state(TASK_INTERRUPTIBLE);
if (adapter->wakeup_tries ||
- ((!adapter->int_count) &&
- (!priv->btmrvl_dev.tx_dnld_rdy ||
- skb_queue_empty(&adapter->tx_queue)))) {
+ ((!adapter->int_count) &&
+ (!priv->btmrvl_dev.tx_dnld_rdy ||
+ skb_queue_empty(&adapter->tx_queue)))) {
BT_DBG("main_thread is sleeping...");
schedule();
}
@@ -568,8 +562,8 @@ static int btmrvl_service_main_thread(void *data)
spin_lock_irqsave(&priv->driver_lock, flags);
if (adapter->int_count) {
adapter->int_count = 0;
- } else if ((adapter->ps_state == PS_SLEEP) &&
- !skb_queue_empty(&adapter->tx_queue)) {
+ } else if (adapter->ps_state == PS_SLEEP &&
+ !skb_queue_empty(&adapter->tx_queue)) {
spin_unlock_irqrestore(&priv->driver_lock, flags);
adapter->wakeup_tries++;
priv->hw_wakeup_firmware(priv);
@@ -588,8 +582,7 @@ static int btmrvl_service_main_thread(void *data)
if (btmrvl_tx_pkt(priv, skb))
priv->btmrvl_dev.hcidev->stat.err_tx++;
else
- priv->btmrvl_dev.hcidev->stat.byte_tx
- += skb->len;
+ priv->btmrvl_dev.hcidev->stat.byte_tx += skb->len;
kfree_skb(skb);
}
@@ -603,7 +596,7 @@ static int btmrvl_service_main_thread(void *data)
struct btmrvl_private *btmrvl_add_card(void *card)
{
struct hci_dev *hdev = NULL;
- struct btmrvl_private *priv = NULL;
+ struct btmrvl_private *priv;
int ret;
BT_DBG("Enter");
@@ -634,7 +627,7 @@ struct btmrvl_private *btmrvl_add_card(void *card)
init_waitqueue_head(&priv->main_thread.wait_q);
priv->main_thread.task = kthread_run(btmrvl_service_main_thread,
- &priv->main_thread, "btmrvl_main_service");
+ &priv->main_thread, "btmrvl_main_service");
priv->btmrvl_dev.hcidev = hdev;
priv->btmrvl_dev.card = card;
@@ -717,6 +710,6 @@ int btmrvl_remove_card(struct btmrvl_private *priv)
EXPORT_SYMBOL_GPL(btmrvl_remove_card);
MODULE_AUTHOR("Marvell International Ltd.");
-MODULE_DESCRIPTION("Marvell Bluetooth Driver v" VERSION);
+MODULE_DESCRIPTION("Marvell Bluetooth Driver ver" VERSION);
MODULE_VERSION(VERSION);
MODULE_LICENSE("GPL v2");
--
1.6.2.5
--
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